Palepoi is entering his fourth NFL season. The former undrafted free agent from Utah made 23 tackles in 13 games last season as a depth contributor on the Chargers' line.

The 6-foot-6 Wiggins can play guard or tackle for the Chargers. He appeared in 13 games with San Diego last season, making one start. Wiggins has started nine games in his four-year NFL career.

Barner spent the past two seasons with the Eagles after being drafted by the Panthers in the sixth round in 2013. He played in eight games for the Panthers in 2013 before being traded to Philadelphia in 2014. He has 61 carries for 260 yards and two touchdowns and 16 catches for 71 yards.

Also, the team also said that exclusive rights free agent wide receiver Geremy Davis signed his contract tender.